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Side-by-side financial comparison of ACI WORLDWIDE, INC. (ACIW) and SPIRE INC (SR). Click either name above to swap in a different company.

SPIRE INC is the larger business by last-quarter revenue ($762.2M vs $425.7M, roughly 1.8× ACI WORLDWIDE, INC.). SPIRE INC runs the higher net margin — 12.5% vs 9.0%, a 3.5% gap on every dollar of revenue. On growth, SPIRE INC posted the faster year-over-year revenue change (13.9% vs 7.9%). Over the past eight quarters, ACI WORLDWIDE, INC.'s revenue compounded faster (6.8% CAGR vs -17.8%).

ACI Worldwide is a digital payments software company headquartered in Elkhorn, Nebraska, that processes billions of transactions daily equating to trillions of U.S. dollars for customers in 94 countries. Banks, financial institutions, merchants, billers, acquirers, issuers, and other third-party payment service providers use its intelligent solutions to deploy secure payment rails across all channels.

Spire Inc. is a regional public utility holding company based in St. Louis, Missouri, providing natural gas service through its regulated core utility operations while engaging in non-regulated activities that provide business opportunities. Its primary subsidiary Laclede Gas Company is the largest natural gas distribution utility in Missouri, serving approximately 631,000 residential, commercial and industrial customers in the City of St. Louis and ten counties in eastern Missouri. Its corpo...

ACIW vs SR — Head-to-Head

Bigger by revenue
SR
SR
1.8× larger
SR
$762.2M
$425.7M
ACIW
Growing faster (revenue YoY)
SR
SR
+6.0% gap
SR
13.9%
7.9%
ACIW
Higher net margin
SR
SR
3.5% more per $
SR
12.5%
9.0%
ACIW
Faster 2-yr revenue CAGR
ACIW
ACIW
Annualised
ACIW
6.8%
-17.8%
SR

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
ACIW
ACIW
SR
SR
Revenue
$425.7M
$762.2M
Net Profit
$38.3M
$95.0M
Gross Margin
55.1%
Operating Margin
13.5%
22.8%
Net Margin
9.0%
12.5%
Revenue YoY
7.9%
13.9%
Net Profit YoY
16.9%
EPS (diluted)
$0.37
$1.54

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
ACIW
ACIW
SR
SR
Q1 26
$425.7M
Q4 25
$481.6M
$762.2M
Q3 25
$482.4M
$334.1M
Q2 25
$401.3M
$421.9M
Q1 25
$394.6M
$1.1B
Q4 24
$453.0M
$669.1M
Q3 24
$451.8M
$293.8M
Q2 24
$373.5M
$414.1M
Net Profit
ACIW
ACIW
SR
SR
Q1 26
$38.3M
Q4 25
$64.3M
$95.0M
Q3 25
$91.3M
$-39.8M
Q2 25
$12.2M
$20.9M
Q1 25
$58.9M
$209.3M
Q4 24
$98.6M
$81.3M
Q3 24
$81.4M
$-25.9M
Q2 24
$30.9M
$-12.6M
Gross Margin
ACIW
ACIW
SR
SR
Q1 26
Q4 25
53.0%
55.1%
Q3 25
53.7%
Q2 25
41.5%
Q1 25
45.9%
Q4 24
55.8%
55.6%
Q3 24
56.3%
Q2 24
45.6%
Operating Margin
ACIW
ACIW
SR
SR
Q1 26
13.5%
Q4 25
22.6%
22.8%
Q3 25
26.5%
-0.1%
Q2 25
8.7%
16.4%
Q1 25
14.8%
29.1%
Q4 24
27.0%
22.2%
Q3 24
27.1%
6.7%
Q2 24
14.4%
7.4%
Net Margin
ACIW
ACIW
SR
SR
Q1 26
9.0%
Q4 25
13.4%
12.5%
Q3 25
18.9%
-11.9%
Q2 25
3.0%
5.0%
Q1 25
14.9%
19.9%
Q4 24
21.8%
12.2%
Q3 24
18.0%
-8.8%
Q2 24
8.3%
-3.0%
EPS (diluted)
ACIW
ACIW
SR
SR
Q1 26
$0.37
Q4 25
$0.61
$1.54
Q3 25
$0.88
$-0.77
Q2 25
$0.12
$0.29
Q1 25
$0.55
$3.51
Q4 24
$0.92
$1.34
Q3 24
$0.77
$-0.63
Q2 24
$0.29
$-0.28

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
ACIW
ACIW
SR
SR
Cash + ST InvestmentsLiquidity on hand
$161.8M
$4.1M
Total DebtLower is stronger
$807.4M
Stockholders' EquityBook value
$1.5B
$3.4B
Total Assets
$3.1B
$11.9B
Debt / EquityLower = less leverage
0.54×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ACIW
ACIW
SR
SR
Q1 26
$161.8M
Q4 25
$196.5M
$4.1M
Q3 25
$199.3M
$5.7M
Q2 25
$189.7M
$13.1M
Q1 25
$230.1M
$15.2M
Q4 24
$216.4M
$11.5M
Q3 24
$177.9M
$4.5M
Q2 24
$157.0M
$7.4M
Total Debt
ACIW
ACIW
SR
SR
Q1 26
$807.4M
Q4 25
$817.6M
Q3 25
$867.8M
Q2 25
$898.0M
Q1 25
$845.9M
Q4 24
$924.6M
Q3 24
$994.3M
Q2 24
$1.0B
Stockholders' Equity
ACIW
ACIW
SR
SR
Q1 26
$1.5B
Q4 25
$1.5B
$3.4B
Q3 25
$1.5B
$3.4B
Q2 25
$1.4B
$3.5B
Q1 25
$1.5B
$3.5B
Q4 24
$1.4B
$3.3B
Q3 24
$1.3B
$3.2B
Q2 24
$1.2B
$3.3B
Total Assets
ACIW
ACIW
SR
SR
Q1 26
$3.1B
Q4 25
$3.1B
$11.9B
Q3 25
$3.2B
$11.6B
Q2 25
$3.1B
$11.4B
Q1 25
$3.2B
$11.3B
Q4 24
$3.0B
$11.3B
Q3 24
$3.1B
$10.9B
Q2 24
$3.4B
$10.7B
Debt / Equity
ACIW
ACIW
SR
SR
Q1 26
0.54×
Q4 25
0.54×
Q3 25
0.59×
Q2 25
0.64×
Q1 25
0.57×
Q4 24
0.65×
Q3 24
0.75×
Q2 24
0.82×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
ACIW
ACIW
SR
SR
Operating Cash FlowLast quarter
$81.0M
Free Cash FlowOCF − Capex
$-121.8M
FCF MarginFCF / Revenue
-16.0%
Capex IntensityCapex / Revenue
26.6%
Cash ConversionOCF / Net Profit
0.85×
TTM Free Cash FlowTrailing 4 quarters
$-286.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ACIW
ACIW
SR
SR
Q1 26
Q4 25
$121.8M
$81.0M
Q3 25
$73.0M
$-4.9M
Q2 25
$49.8M
$129.1M
Q1 25
$78.2M
$372.7M
Q4 24
$126.5M
$81.1M
Q3 24
$54.0M
$82.9M
Q2 24
$55.0M
$270.1M
Free Cash Flow
ACIW
ACIW
SR
SR
Q1 26
Q4 25
$116.6M
$-121.8M
Q3 25
$69.6M
$-227.6M
Q2 25
$47.6M
$-91.4M
Q1 25
$76.1M
$154.1M
Q4 24
$119.5M
$-179.5M
Q3 24
$50.5M
$-146.9M
Q2 24
$53.3M
$47.9M
FCF Margin
ACIW
ACIW
SR
SR
Q1 26
Q4 25
24.2%
-16.0%
Q3 25
14.4%
-68.1%
Q2 25
11.9%
-21.7%
Q1 25
19.3%
14.7%
Q4 24
26.4%
-26.8%
Q3 24
11.2%
-50.0%
Q2 24
14.3%
11.6%
Capex Intensity
ACIW
ACIW
SR
SR
Q1 26
Q4 25
1.1%
26.6%
Q3 25
0.7%
66.7%
Q2 25
0.5%
52.3%
Q1 25
0.5%
20.8%
Q4 24
1.5%
38.9%
Q3 24
0.8%
78.2%
Q2 24
0.5%
53.7%
Cash Conversion
ACIW
ACIW
SR
SR
Q1 26
Q4 25
1.89×
0.85×
Q3 25
0.80×
Q2 25
4.08×
6.18×
Q1 25
1.33×
1.78×
Q4 24
1.28×
1.00×
Q3 24
0.66×
Q2 24
1.78×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

ACIW
ACIW

Software as a service and platform as a service$262.0M62%
License$88.0M21%
Maintenance$50.9M12%
Services$24.8M6%

SR
SR

Residential$474.9M62%
Commercial And Industrial$148.4M19%
Gas Marketing$41.1M5%
Midstream$39.0M5%
Transportation$37.1M5%
Offsystem And Other Inventive$19.7M3%
Other Customer Revenue$4.6M1%

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